Home / 76,328,442.25-105,333,170.60-41,521,049.66

Finding the Fourth Proportional to 76,328,442.25, 105,333,170.60 and 41,521,049.66

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Solution

The fourth proportional to 76,328,442.25, 105,333,170.60 and 41,521,049.66 is: 57,299,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,442.25 : 105,333,170.60 = 41,521,049.66 : x
  2. Step 2: Convert to fraction form
    76,328,442.25/105,333,170.60 = 41,521,049.66/x
  3. Step 3: Cross multiply
    76,328,442.25x = 105,333,170.60 × 41,521,049.66
  4. Step 4: Simplify right side
    76,328,442.25x = 4,373,543,807,120,246.50
  5. Step 5: Solve for x
    x = 4,373,543,807,120,246.50/76,328,442.25
  6. Step 6: Final answer
    x = 57,299,005.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.